code: def urlsafe_b64encode(s):
      """Encode bytes using the URL- and filesystem-safe Base64 alphabet.
  
      Argument s is a bytes-like object to encode.  The result is returned as a
      bytes object.  The alphabet uses '-' instead of '+' and '_' instead of
      '/'.
      """
      return b64encode(s).translate(_urlsafe_encode_translation)
  
imports: import re
  import struct
  import binascii
label_desc: Use image node_id 6 for calling a global function with example usage: urlsafe_b64encode(s) and returns: b64encode